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MAN marine diesel engines - OEM spare parts suitable for MAN diesel and energy systems

MAN marine diesel engines power a wide range of heavy-duty applications – from ships to industrial generators. Their reputation for durability and technical excellence makes them the preferred choice across industries, especially in demanding environments like power plants and marine operations. Whether you're looking for modern propulsion systems or maintaining legacy MAN marine diesel engines, reliability starts with the right OEM engine parts suitable for your MAN D engine.

Discover our high-quality OEM spare parts suitable for MAN engines – ideal for use in marine propulsion systems, power generation, commercial vehicles, and industrial installations. Our portfolio also includes components suitable for MAN marine diesel engines, specialized MAN D engines, and hard-to-find parts. Developed to meet the highest technical standards, our components offer performance, durability, and perfect fit – in OEM quality suitable for all types of MAN marine diesel engines.

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 - U1254516020 suitable for MAN D engines

- U1254516020 suitable for MAN D engines

Wiring Harness for Transmission: Your SolutionDiscover our wiring harness for transmission, comparison number U1254516020, designed specifically for MAN D engines. As an OEM replacement, this product offers the highest quality and reliability in use.Reliable OEM Replacement Parts for EnginesOur extensive range includes over 1 million replacement parts, including OEM components that are specially developed to meet the demands of the industry. Trust in the quality of our products, including the wiring harness, which is ideally suited for MAN D engines.

Sale price: €7,099.56Regular price:€7,888.40(10% saved)
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WIRING HARNESS - U1254516019 suitable for MAN D engines

WIRING HARNESS - U1254516019 suitable for MAN D engines

Discover Wiring Harness for MAN D EnginesDiscover our wiring harness replacement part with the comparison number U1254516019, suitable for MAN D engines. This product is ideal for professional applications in marine and stationary engines and offers the quality you expect from OEM replacement parts.OEM Replacement Parts for Your NeedsOur OEM replacement parts, such as the wiring harness, provide the safety and reliability you expect from products sourced from the manufacturer. In comparison to aftermarket alternatives, they stand out due to excellent fit.

Sale price: €131.44Regular price:€146.04(10% saved)
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 - U1254516018 suitable for MAN D engines

- U1254516018 suitable for MAN D engines

Versatile Power Line 16x580-6/10 for Reliable Motors The power line 16x580-6/10, comparison number U1254516018, is an essential OEM replacement part specifically designed to reliably drive motors. This product ensures sustainable performance and operational capability.Suitable for MAN D Motors This OEM replacement part is compatible with MAN D motors, ensuring seamless integration into your existing systems. Over 25 years of experience in the industry make us your trusted partner for motor replacement parts.

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WIRING HARNESS - U1254516017 suitable for MAN D engines

WIRING HARNESS - U1254516017 suitable for MAN D engines

Precise Wiring Harness Product for MAN D EnginesDiscover our wiring harness (comparison number: U1254516017), an OEM replacement part suitable for MAN D engines. This product ensures optimal performance and highest precision. Each wiring harness is made from tested materials to maximize the efficiency of your engines.

Sale price: €137.19Regular price:€152.44(10% saved)
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 - U1254516016 suitable for MAN D engines

- U1254516016 suitable for MAN D engines

Wiring Harness Retarder Compatible with MAN D EnginesDiscover our wiring harness retarder, compatible with MAN D engines, with the comparison number U1254516016. This product is an OEM replacement part and offers you the highest precision as well as reliable functionality. Rely on the high quality that characterizes OEM replacement parts.Precision and Internal Control for EnginesOur wiring harness retarder is subject to strict internal controls to ensure that it meets all requirements. Every OEM replacement part, including the comparison number U1254516016, is carefully tested to achieve optimal performance for diesel and gas engines.

Sale price: €347.78Regular price:€386.43(10% saved)
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 - U1254516015 suitable for MAN D engines

- U1254516015 suitable for MAN D engines

Quality Product – Cable Harness RetarderDiscover our Cable Harness Retarder, an OEM replacement part with the reference number U1254516015. This product is compatible with MAN D engines and ensures flawless functionality. Trust in the quality of an Equipment Manufacturer when it comes to replacement parts.

Sale price: €108.41Regular price:€120.46(10% saved)
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 - U1254516014 suitable for MAN D engines

- U1254516014 suitable for MAN D engines

Wiring Harness Replacement Part for Reliable PerformanceDiscover the wiring harness for extending the NOx sensor, with the comparison number U1254516014. This product is an OEM replacement part specifically designed for MAN D engines. Benefit from the high reliability that only manufacturer products can offer.OEM Replacement Parts Suitable for MAN D EnginesOur wiring harness for extending the NOx sensor combines quality and functionality. With the comparison number U1254516014, you receive an OEM replacement part that is perfectly suited for MAN D engines. Rely on top-quality replacement parts to ensure the optimal performance of your engines.

Sale price: €604.42Regular price:€671.58(10% saved)
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WIRING HARNESS - U1254516013 suitable for MAN D engines

WIRING HARNESS - U1254516013 suitable for MAN D engines

Wiring harness suitable for MAN D enginesDiscover our wiring harness (comparison number: U1254516013), which has been specifically designed to deliver optimal performance for engines. This product offers a reliable electrical connection and supports long-lasting operating conditions, ideal for diesel and gas engines.Qualitatively tested OEM spare partOur wiring harness is an OEM spare part manufactured by renowned producers. Unlike aftermarket products, our product meets the highest standards. Through comprehensive internal controls, it is ensured that the wiring harness is optimally suited.

Sale price: €347.78Regular price:€386.43(10% saved)
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WIRING HARNESS - U1254516012 suitable for MAN D engines

WIRING HARNESS - U1254516012 suitable for MAN D engines

Reliable Wiring Harness with Comparison Number U1254516012Discover our robust wiring harness, comparison number U1254516012, which is ideally suited to enhance the efficiency of engines. This product offers an exact fit that is crucial for engine performance.Excellent OEM Replacement Parts for MAN D EnginesThe OEM replacement part is suitable for MAN D engines and offers high quality. With over 1 million replacement parts in our inventory, we are your trusted partner for all operational needs. Each product is manufactured under strict standards to ensure maximum performance.

Sale price: €140.07Regular price:€155.64(10% saved)
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 - U1254516011 suitable for MAN D engines

- U1254516011 suitable for MAN D engines

Product Description: Cable Harness Adapter for MAN DExperience the cable harness adapter for the steering column switch (MFL) with the comparison number U1254516011, suitable for MAN D engines. This OEM replacement part ensures seamless functionality and is the ideal choice for your needs in marine and stationary applications.Suitable Solution for MAN D EnginesOur cable harness adapter steering column switch MFL is specifically designed to fit perfectly for MAN D engines. MOPA Motorparts provides you with OEM replacement parts that meet the highest standards and reliably support your engines.

Sale price: €79.63Regular price:€88.48(10% saved)
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WIRING HARNESS - U1254516010 suitable for MAN D engines

WIRING HARNESS - U1254516010 suitable for MAN D engines

Wiring harness compatible with MAN D enginesDiscover our wiring harness, which is marked with the comparison number U1254516010. This product ensures that your engines operate optimally and is the ideal choice for diesel and gas engines. With a precise fit, it is suitable for MAN D engines and meets the high demands of your applications.Quality that convincesOur wiring harness is a top-quality OEM spare part that ensures excellent performance and durability. Each component is carefully selected to meet the demands of your operations. This results in reliable functionality for all applications.

Sale price: €139.11Regular price:€154.57(10% saved)
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WIRING HARNESS - U1254516009 suitable for MAN D engines

WIRING HARNESS - U1254516009 suitable for MAN D engines

Durable Wiring Harness for Your ApplicationsDiscover our wiring harness with the comparison number U1254516009, an essential OEM replacement part that ensures optimal performance. This product offers outstanding reliability and is the ideal choice for projects in marine or stationary applications.

Sale price: €132.40Regular price:€147.11(10% saved)
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WIRING HARNESS - U1254516008 suitable for MAN D engines

WIRING HARNESS - U1254516008 suitable for MAN D engines

Efficient Wiring Harness for MAN D EnginesDiscover our wiring harness, comparison number U1254516008, an essential OEM spare part designed specifically for optimal performance. This wiring harness is suitable for MAN D engines and offers outstanding precision in functionality. Rely on our years of experience in the field of engines.

Sale price: €781.91Regular price:€868.79(10% saved)
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WIRING HARNESS - U1254516007 suitable for MAN D engines

WIRING HARNESS - U1254516007 suitable for MAN D engines

Wiring harness with comparison number U1254516007The wiring harness with the comparison number U1254516007 is a top-quality OEM replacement part, suitable for MAN D engines. With this comparison number, you can be sure that you are purchasing a product that ensures the highest quality and reliability. Our OEM replacement parts are the best choice for durable and efficient engines in marine and stationary applications.Quality that convinces: OEM replacement partsUnlike aftermarket alternatives, our OEM replacement parts ensure the fit and functionality of your wiring harness. The product, suitable for MAN D, has proven itself and supports the top performance of your engines. Trust in the quality that only a manufacturer can provide.

Sale price: €436.53Regular price:€485.03(10% saved)
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WIRING HARNESS - U1254516006 suitable for MAN D engines

WIRING HARNESS - U1254516006 suitable for MAN D engines

Wiring harness for efficient enginesDiscover our product, the wiring harness with the comparison number U1254516006, suitable for MAN D. This OEM spare part provides an exact fit for your MAN D engines, ensuring reliable performance in demanding applications.Premium OEM spare parts for enginesOur wiring harness is a top-quality OEM spare part that meets the highest quality standards. Designed to harmonize optimally with engines suitable for MAN D, it supports the efficiency and functionality of your systems, whether in marine or stationary use.

Sale price: €285.42Regular price:€317.14(10% saved)
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 - U1254516002 suitable for MAN D engines

- U1254516002 suitable for MAN D engines

Wiring Harness for Diagnostic Unit Suitable for MAN D EnginesDiscover our OEM replacement part, the wiring harness for the diagnostic unit, suitable for MAN D engines. With the reference number U1254516002, this product offers the highest functionality and reliability for your engines. Protect your investment with top-quality replacement parts.

Sale price: €190.92Regular price:€212.13(10% saved)
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 - U1254440001 suitable for MAN D engines

- U1254440001 suitable for MAN D engines

OEM Replacement Part: Central Electric HolderDiscover the product Central Electric Holder, comparison number U1254440001. This OEM replacement part has been designed to seamlessly function in engines suitable for MAN D. Rely on quality and precision in every detail.Efficiency for MAN D EnginesThe Central Electric Holder, comparison number U1254440001, offers optimal mounting for the central electrical unit, thus contributing to the efficiency of your machines. The product provides stability and safety, making it an excellent choice for anyone operating engines suitable for MAN D.

Sale price: €106.63Regular price:€118.48(10% saved)
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 - U1254420009 suitable for MAN D engines

- U1254420009 suitable for MAN D engines

Bracket with Comparison Number U1254420009Discover our premium OEM replacement part, the bracket with the comparison number U1254420009, suitable for MAN D engines. This product offers optimal functionality for your engines in marine and stationary applications and is the ideal solution for your requirements.Versatility in the Selection for EnginesAt MOPA Motorparts, you benefit from over 1 million replacement parts in our range. Our bracket is part of this extensive offering. With the comparison number U1254420009, you can be sure you are choosing an OEM replacement part that reliably supports your MAN D engines.

Sale price: €40.81Regular price:€45.34(10% saved)
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 - U1254420008 suitable for MAN D engines

- U1254420008 suitable for MAN D engines

OEM Replacement Part Holder for MAN D EnginesDiscover our OEM replacement part, the holder with the comparison number U1254420008, suitable for MAN D engines. This product ensures a precise fit and optimal operation of your engines. Compared to aftermarket alternatives, our OEM replacement part offers the highest reliability and durability, essential for the operation of diesel and gas engines.Suitable for MAN D EnginesThe holder, suitable for MAN D engines, is the ideal choice for companies that value quality. With over 25 years of experience, we exclusively distribute OEM replacement parts that come directly from the manufacturer. Our range also includes products for MWM, Mercedes-Benz, Deutz, Volvo, and more, which impress with their quality and efficiency.

Sale price: €837.84Regular price:€930.93(10% saved)
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 - U1254420007 suitable for MAN D engines

- U1254420007 suitable for MAN D engines

Premium Holder: Comparison Number U1254420007Discover our holder product, comparison number U1254420007, suitable for MAN D engines. This OEM replacement part ensures excellent fit and performance. Trust in the quality that the equipment provides.

Sale price: €153.42Regular price:€170.47(10% saved)
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 - U1254420006 suitable for MAN D engines

- U1254420006 suitable for MAN D engines

Optimal Holder Suitable for MAN DDiscover the product with the comparison number U1254420006. This holder is specifically designed to harmonize perfectly with MAN D engines. As an OEM spare part, it offers the highest quality and a perfect fit to maximize the performance of your engines.Versatility in Engine PartsOur products are not only designed for MAN D engines. We also offer a wide range of OEM spare parts suitable for MWM, Mercedes-Benz, Deutz, Volvo, MTU, Bosch, and Detroit Diesel. Each part contributes to ensuring the efficiency and longevity of your engines.

Sale price: €247.00Regular price:€274.44(10% saved)
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BRACKET - U1254420004 suitable for MAN D engines

BRACKET - U1254420004 suitable for MAN D engines

Exclusive OEM Replacement Part for EnginesDiscover the OEM replacement part with the comparison number U1254420004, an essential bracket specifically designed to meet the requirements of MAN D engines. This product ensures perfect fit and supports the optimal performance of your engines.

Sale price: €1,566.86Regular price:€1,740.96(10% saved)
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BRACKET - U1254420003 suitable for MAN D engines

BRACKET - U1254420003 suitable for MAN D engines

Optimal Replacement Part with Comparison Number U1254420003Discover our product, the bracket with the comparison number U1254420003, which represents an ideal solution for your challenges with engines. This OEM replacement part offers reliability and is essential for quality and durability in your application area.Suitable for MAN D EnginesOur bracket is specially designed and suitable for MAN D engines. Thanks to the high original equipment manufacturer quality, you receive a replacement part that is perfectly tailored to the demands of these engines. Rely on precise compatibility and functionality.

Sale price: €1,414.53Regular price:€1,571.70(10% saved)
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BRACKET - U1254420001 suitable for MAN D engines

BRACKET - U1254420001 suitable for MAN D engines

Bracket for MAN D EnginesDiscover the bracket with the comparison number U1254420001, an essential OEM spare part specifically designed for engines. This product is a crucial component, suitable for MAN D engines, to ensure the performance and longevity of your system.Optimal Functionality with OEM Spare PartsOur bracket, as an OEM spare part, stands for the highest quality and precision fit. It is suitable for MAN D engines and comes from certified production. With this bracket, you ensure optimal function of your engines and reduce downtime.

Sale price: €210.00Regular price:€233.34(10% saved)
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OEM spare parts suitable for MAN

MAN is globally known for its advanced engine technology and premium quality. MAN SE, formerly Maschinenfabrik Augsburg and Nürnberg, is renowned for its wide range of high-grade components and MAN engine parts. At MOPA, we supply OEM spare parts suitable for MAN engines from the D-series, including a full range of components for MAN marine diesel engines and MAN D engines.

Made in Germany

The Augsburg facility specializes in the development and production of diesel systems for marine propulsion and power plants, covering an output range from 430 kW to 97,300 kW. The Nuremberg plant focuses on the production of power units for trucks and buses from the D (diesel) and E (gas) series. All components proudly carry the “Made in Germany” label, ensuring the same quality for MAN marine diesel engines and other MAN D engines in demanding applications.

Our product range includes a wide selection of OEM spare parts suitable for MAN engine D-series, ensuring reliable operation in both industrial and marine environments. From critical MAN engine parts to smaller assemblies – we supply everything needed for maximum performance of MAN marine diesel engines and MAN D engines.

Our range includes OEM spare parts for the following MAN diesel engines
MAN diesel engines – OEM spare parts by MOPA

MAN diesel engines - Technical data

A well-known example is the MAN D2842 engine. The designation can be decoded as follows: “28” stands for the bore diameter, which equals 128 mm (by adding 100 to the type number). The “4” stands for the stroke – calculated by multiplying the type number by 10 and then adding 100 – resulting in 140 mm. The “2” indicates the number of cylinders – in this case, 12. Different numbers of cylinders result in varying performance characteristics and application areas.

The importance of engine mounts

Engine mounts play an important role in securing the engine to the chassis while absorbing vibrations and shocks during operation. High-quality mounts help reduce noise, improve ride comfort and protect surrounding components from excessive wear. Worn or damaged engine mounts can lead to misalignment, increased vibration, and even damage to other parts, so timely replacement is essential for maintaining performance and reliability.


MAN D-series engine types – PDF brochure

This PDF brochure presents all engine types in the MAN D series for which we supply spare parts for MAN marine diesel engines, along with their respective areas of application.

Download MAN D-series PDF

Easy identification of OEM spare parts

MAN uses 14-digit system numbers that allow for clear identification of OEM spare parts. This structure enables customers to select exactly the components they need. The part number system simplifies identification, facilitates the ordering process, and ensures compatibility with customer specifications.

Versatile applications

Thanks to their versatility and reliability, MAN systems are used worldwide across many industries. From buses and commercial vehicles to industrial installations and MAN ship engine applications – MAN diesel engines, including every type of MAN marine diesel engine, stand out for their broad applicability. At MOPA, we offer a comprehensive range of spare parts – including essential parts for MAN engines, as well as components for auxiliary units, generators, and main propulsion systems – suitable for MAN marine diesel engines and other applications.

Our selection of OEM spare parts suitable for MAN diesel engines includes:

Why choose MOPA?

With decades of experience as a reliable supplier of OEM spare parts suitable for MAN ship engine systems and MAN diesel motors, we offer not only a large selection of high-quality components, but also clear product identification and fast global delivery. Whether you're operating MAN diesel engines in marine propulsion or industrial settings, or you're searching for hard-to-find MAN engine marine configurations, MOPA delivers suitable OEM spareparts for performance, reliability, and full compatibility. Contact us to learn more about our product range or to place your order directly.

Long-term partnerships for reliable performance

At MOPA, we believe in collaborative partnerships and excellent service – day after day. Our long-standing expertise in the global trade of OEM spare parts suitable for MAN systems has made us a respected partner in the industry.

We support our customers not just as a supplier, but as a reliable point of contact: we answer questions, assist with technical challenges, and provide fast solutions when needed.

Our goal is not just to deliver – but to convince through reliability, expertise, and long-term cooperation. Rely on MOPA as your trusted partner for OEM spare parts – combining technical competence with true commitment.

Did you know?

To optimally protect your OEM spare parts, we offer optional shipping in sturdy wooden crates. This high-quality packaging ensures that sensitive or heavy components are well protected during transport – even under demanding conditions.

This way, we ensure that your goods arrive not only complete, but also in perfect condition – suitable and ready for immediate use in your MAN engine. For us, quality doesn’t end with the product – it begins with secure delivery, backed by trusted MOPA quality.

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